So much of the carbon footprint of Dubai is air conditioning and water from desalination. Even the immigrant workforce will have a considerable carbon footprint.
2) Israel uses desalination and their carbon footprint is 3 times lower.
Yes, Israel uses desalination and has a low carbon footprint, but they also have leadership that has historically been more concerned with water conservation.
No need to assume that any mention of Israel is a hot headed take on the Israel-Palestine situation.